(19)

(11)

EP 4 173 318 A1

(12)

(43) Date of publication: 03.05.2023 Bulletin 2023/18 (21) Application number: 21829481.7 (22) Date of filing: 25.06.2021

(51) International Patent Classification (IPC):  H04W 4/02(2018.01) H04L 29/08(2006.01) (52) Cooperative Patent Classification (CPC): H04W 4/021; H04W 4/90; H04W 64/00; H04W 84/045; G01S 5/14; G01S 2205/008; G01S 5/0018 (86) International application number: PCT/US2021/039214 (87) International publication number: WO 2021/263184 (30.12.2021 Gazette 2021/52)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 25.06.2020 US 202063044212 P (71) Applicant: Celona, Inc. Cupertino, CA 95014 (US)	(72) Inventor: BALASUBRAMANIAN, Srinivasan Cupertino, California 95014 (US) (74) Representative: Epping - Hermann - Fischer  Patentanwaltsgesellschaft mbH Schloßschmidstraße 5 80639 München 80639 München (DE)